A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6320-01-265-8703
NSN 6320-01-458-1853
NSN 6320-01-592-6248
NSN 5996-01-252-4107
NSN 6685-01-361-9258
NSN 5990-01-411-5930
NSN 5985-00-644-9752
NSN 6650-00-287-5868
NSN 5920-01-398-1626
NSN 6620-00-551-5304
NSN 6105-00-702-6938
NSN 5895-01-339-9831